package Bank;

public abstract class Bank {
    void main(){
        System.out.println("银行办理");
    }
    public void takeNumber(){
        System.out.println("我在排队");
    }
    public  void transact(){
        System.out.println("办理业务中");
    }
    public  void evaluate(){
        System.out.println("反馈评价");
    }
}
